The language used as a medium of instruction (MOI) has implications for learning outcomes. In most African classrooms, an international language is solely or dominantly used as an MOI. There is a debate about how this practice is associated with students' learning outcomes. This study uses Zambian PISA for Development 2018 data and school fixed…

Teachers are the most important school resource. In every country, teachers' salaries and training represent the greatest share of expenditure on education; and this investment in teachers can have significant returns. Research shows that being taught by the best teachers can make a real difference in the learning and life outcomes of otherwise…

This article discusses the concept "ubuntu", an African worldview rooted in the communal character of African life. Some of the same thinking can, however, be found in various Eurasian and Latin-American philosophies. The concept "ubuntu" is also used in language planning: here, the question of language of instruction is…

In this paper, we develop a multi-level comparative approach to analyse Trends in International Mathematics and Science Survey (TIMSS) and Programme of International Student Achievement (PISA) mathematics results for a country, Russia, where the two tests provide contradictory information about students' relative performance. Russian students do…

Across Europe we can observe the reinforcement of monolingual education policies, despite increasing multilingualism. Recent research has shown that the emphasis is on language proficiency in the socially dominant language. This is viewed as the key to educational success. The use of other languages or linguistic repertoires is not valued in…

International achievement comparison studies assess students on core subjects such as Reading, Mathematics and Science. Students who do not speak the test language at home can be expected to be disadvantaged because of language proficiency. The test language effect has not been given sufficient attention. The present study investigated probable…

In this paper, we try to unravel some of the unintended and intended academic effects associated with post-Soviet educational reforms by focusing on three cases: Estonia, Latvia and Russia. We have chosen this comparison because a unique "natural experiment" in the three countries allows us to compare the changing academic performance on…